/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

extension MapEqualsExtension<K, V> on Map<K, V> {
  bool equals(Map<K, V>? other) {
    if (other == null) {
      return false;
    }
    if (identical(this, other)) {
      return true;
    }
    if (length != other.length) {
      return false;
    }
    for (final K key in keys) {
      if (!other.containsKey(key) || other[key] != this[key]) {
        return false;
      }
    }
    return true;
  }
}